/*
 * Copyright 2019 The Closure Compiler Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.google.javascript.jscomp;

import com.google.javascript.rhino.InputId;
import org.jspecify.annotations.Nullable;

/** A provider mapping a InputId to a CompilerInput. */
public interface CompilerInputProvider {

  /** Looks up an input (possibly an externs input) by input id. May return null. */
  @Nullable
  CompilerInput getInput(InputId inputId);
}
